Nicolas Cellier uploaded a new version of Balloon to project The Trunk:
http://source.squeak.org/trunk/Balloon-nice.21.mcz

==================== Summary ====================

Name: Balloon-nice.21
Author: nice
Time: 3 March 2013, 2:48:27.714 pm
UUID: 5a88ee1f-e1e1-4710-9e94-81117fe6fa50
Ancestors: Balloon-dtl.20

Remove #printOnStream: #storeOnStream: and #propertyListOn:.

=============== Diff against Balloon-dtl.20 ===============

Item was removed:
- ----- Method: BalloonBezierSimulation>>printOnStream: (in category 'private') -----
- printOnStream: aStream
- 	aStream 
- 		print: self class name;
- 		print:'(';
- 		write: start;
- 		print:' - ';
- 		write: via;
- 		print:' - ';
- 		write: end;
- 		print:')'.!

Item was removed:
- ----- Method: BalloonLineSimulation>>printOnStream: (in category 'printing') -----
- printOnStream: aStream
- 	aStream 
- 		print: self class name;
- 		print:'(';
- 		write: start;
- 		print:' - ';
- 		write: end;
- 		print:')'.!

Item was removed:
- ----- Method: Bezier2Segment>>printOnStream: (in category 'printing') -----
- printOnStream: aStream
- 	aStream 
- 		print: self class name;
- 		print:'from: ';
- 		write: start;
- 		print:'via: ';
- 		write: via;
- 		print:'to: ';
- 		write: end;
- 		print:' '.!